Handle ongoing engagement in EntryWidget

This PR handles ongoing engagement in EntryWidget for both core engagements
and call visualizer.

MOB-3806

GliaWidgets/Localization.swift

@@ -453,6 +453,16 @@ internal enum Localization {
         }
       }
     }
+    internal enum CallVisualizer {
+      internal enum Button {
+        /// Call Visualizer
+        internal static var label: String { Localization.tr("Localizable", "entry_widget.call_visualizer.button.label", fallback: "Call Visualizer") }
+        internal enum Accessibility {
+          /// Starts call visualizer session
+          internal static var hint: String { Localization.tr("Localizable", "entry_widget.call_visualizer.button.accessibility.hint", fallback: "Starts call visualizer session") }
+        }
+      }
+    }
     internal enum EmptyState {
       /// We are here to assist you during our business hours.
       internal static var description: String { Localization.tr("Localizable", "entry_widget.empty_state.description", fallback: "We are here to assist you during our business hours.") }
@@ -489,6 +499,16 @@ internal enum Localization {
         internal static var label: String { Localization.tr("Localizable", "entry_widget.loading.accessibility.label", fallback: "Loading indicator. Waiting for available options.") }
       }
     }
+    internal enum OngoingEngagement {
+      internal enum CallVisualizer {
+        /// Screen sharing in progress
+        internal static var message: String { Localization.tr("Localizable", "entry_widget.ongoing_engagement.call_visualizer.message", fallback: "Screen sharing in progress") }
+      }
+      internal enum Core {
+        /// Ongoing • Tap to return
+        internal static var message: String { Localization.tr("Localizable", "entry_widget.ongoing_engagement.core.message", fallback: "Ongoing • Tap to return") }
+      }
+    }
     internal enum SecureMessaging {
       internal enum Button {
         /// Start a conversation, we’ll get back to you

GliaWidgets/Public/Glia/Glia+EntryWidget.swift

@@ -27,7 +27,8 @@ extension Glia {
                 hasPendingInteraction: { [weak self] in
                     guard let self else { return false }
                     return pendingInteraction.hasPendingInteraction
-                }
+                },
+                currentInteractor: { self.interactor }
             )
         )
     }

GliaWidgets/Resources/en.lproj/Localizable.strings

@@ -262,9 +262,13 @@
 "entry_widget.secure_messaging.button.label" = "Secure Messaging";
 "entry_widget.secure_messaging.button.description" = "Start a conversation, we’ll get back to you";
 "entry_widget.secure_messaging.button.accessibility.hint" = "Starts messaging with us";
+"entry_widget.call_visualizer.button.label" = "Call Visualizer";
+"entry_widget.call_visualizer.button.accessibility.hint" = "Starts call visualizer session";
 "entry_widget.empty_state.title" = "Support team is currently offline";
 "entry_widget.empty_state.description" = "We are here to assist you during our business hours.";
 "entry_widget.error_state.title" = "Could not load the contacts";
 "entry_widget.error_state.description" = "We could not load the contacts at this time. This may be due to a temporary syncing issue or network problem.";
 "entry_widget.error_state.try_again.button.label" = "Try again";
 "entry_widget.loading.accessibility.label" = "Loading indicator. Waiting for available options.";
+"entry_widget.ongoing_engagement.core.message" = "Ongoing • Tap to return";
+"entry_widget.ongoing_engagement.call_visualizer.message" = "Screen sharing in progress";

GliaWidgets/SecureConversations/ChatTranscript/SecureConversations.TranscriptModel.swift

@@ -784,6 +784,8 @@ extension SecureConversations.TranscriptModel {
                 kind = .chat
             case .secureMessaging:
                 kind = .messaging(.welcome)
+            case .callVisualizer:
+                return
             }
             self?.environment.switchToEngagement(kind)
         }))

GliaWidgets/Sources/CallVisualizer/CallVisualizer.swift

@@ -121,6 +121,7 @@ extension CallVisualizer {
     func startObservingInteractorEvents() {
         environment.interactorProviding()?.addObserver(self) { [weak self] event in
             if case .stateChanged(.ended(.byOperator)) = event {
+                self?.environment.interactorProviding()?.currentEngagement = nil
                 self?.endSession()
                 self?.environment.log.prefixed(Self.self).info("Call visualizer engagement ended")
             }

GliaWidgets/Sources/EntryWidget/EntryWidget.Environment.swift

@@ -10,6 +10,8 @@ extension EntryWidget {
         var log: CoreSdkClient.Logger
         var isAuthenticated: () -> Bool
         var hasPendingInteraction: () -> Bool
+//        var getCurrentEngagement: () -> CoreSdkClient.Engagement?
+        var currentInteractor: () -> Interactor?
     }
 }
 
@@ -25,7 +27,9 @@ extension EntryWidget.Environment {
             theme: .mock(),
             log: .mock,
             isAuthenticated: { true },
-            hasPendingInteraction: { false }
+            hasPendingInteraction: { false },
+//            getCurrentEngagement: { .mock() },
+            currentInteractor: { .mock() }
         )
     }
 }

GliaWidgets/Sources/EntryWidget/EntryWidget.MediaTypeItem.swift

@@ -64,6 +64,15 @@ extension EntryWidget {
                     hintline: Localization.EntryWidget.SecureMessaging.Button.Accessibility.hint,
                     image: Asset.mcEnvelope.image
                 )
+            case .callVisualizer:
+                self.init(
+                    type: type,
+                    badgeCount: 0,
+                    headline: "Call Visualizer",
+                    subheadline: "",
+                    hintline: "",
+                    image: Asset.screensharing.image
+                )
             }
         }
     }
@@ -73,13 +82,15 @@ extension EntryWidget {
         case audio
         case chat
         case secureMessaging
+        case callVisualizer
 
         var description: String {
             switch self {
             case .video: return "video"
             case .audio: return "audio"
             case .chat: return "chat"
             case .secureMessaging: return "secureMessaging"
+            case .callVisualizer: return "callVisualizer"
             }
         }
     }

GliaWidgets/Sources/EntryWidget/EntryWidget.swift

@@ -17,9 +17,10 @@ public final class EntryWidget: NSObject {
     private let environment: Environment
     @Published private var unreadSecureMessageCount: Int?
     private(set) var unreadSecureMessageSubscriptionId: String?
-
+    private var engagementCancellable: AnyCancellable?
     @Published var viewState: ViewState = .loading
     @Published private(set) var availableEngagementTypes: [EntryWidget.EngagementType] = []
+    private var ongoingEngagement: Engagement?
 
     // MARK: - Initialization
 
@@ -43,6 +44,13 @@ public final class EntryWidget: NSObject {
         Publishers.CombineLatest(environment.queuesMonitor.$state, $unreadSecureMessageCount)
             .sink(receiveValue: handleQueuesMonitorUpdates(state:unreadSecureMessagesCount:))
             .store(in: &cancellables)
+
+        engagementCancellable = environment.currentInteractor()?.$currentEngagement
+            .sink { [weak self] engagement in
+                guard let self = self else { return }
+                self.ongoingEngagement = engagement
+                handleQueuesMonitorUpdates(state: environment.queuesMonitor.state, unreadSecureMessagesCount: unreadSecureMessageCount)
+            }
     }
 
     deinit {
@@ -96,6 +104,8 @@ extension EntryWidget {
         case .loading, .error, .offline:
             // 4 gives the desired fixed size
             mediaTypesCount = 4
+        case .ongoingEngagement:
+            mediaTypesCount = 1
         }
         var appliedHeight: CGFloat = 0
         appliedHeight += configuration.sizeConstraints.sheetHeaderHeight
@@ -108,30 +118,47 @@ extension EntryWidget {
 
 // MARK: - Private methods
 private extension EntryWidget {
-    func handleQueuesMonitorUpdates(state: QueuesMonitor.State, unreadSecureMessagesCount: Int?) {
-        switch state {
-        case .idle:
-            viewState = .loading
-        case .updated(let queues):
-            let availableEngagementTypes = resolveAvailableEngagementTypes(from: queues)
-            if availableEngagementTypes.isEmpty {
-                viewState = .offline
-            } else {
-                let mediaTypes = availableEngagementTypes.map { type in
-                    if type == .secureMessaging {
-                        return EntryWidget.MediaTypeItem(
-                            type: type,
-                            badgeCount: unreadSecureMessagesCount ?? 0
-                        )
+    func handleQueuesMonitorUpdates(
+        state: QueuesMonitor.State,
+        unreadSecureMessagesCount: Int?
+    ) {
+        if let ongoingEngagement {
+            if ongoingEngagement.source == .callVisualizer {
+                viewState = .ongoingEngagement(.callVisualizer)
+            } else if ongoingEngagement.source == .coreEngagement {
+                if ongoingEngagement.mediaStreams.video != nil {
+                    viewState = .ongoingEngagement(.video)
+                } else if ongoingEngagement.mediaStreams.audio != nil {
+                    viewState = .ongoingEngagement(.audio)
+                } else {
+                    viewState = .ongoingEngagement(.chat)
+                }
+            }
+        } else {
+            switch state {
+            case .idle:
+                viewState = .loading
+            case .updated(let queues):
+                let availableEngagementTypes = resolveAvailableEngagementTypes(from: queues)
+                if availableEngagementTypes.isEmpty {
+                    viewState = .offline
+                } else {
+                    let mediaTypes = availableEngagementTypes.map { type in
+                        if type == .secureMessaging {
+                            return EntryWidget.MediaTypeItem(
+                                type: type,
+                                badgeCount: unreadSecureMessagesCount ?? 0
+                            )
+                        }
+                        return EntryWidget.MediaTypeItem(type: type)
                     }
-                    return EntryWidget.MediaTypeItem(type: type)
+                    viewState = .mediaTypes(mediaTypes)
                 }
-                viewState = .mediaTypes(mediaTypes)
+                self.availableEngagementTypes = availableEngagementTypes
+            case .failed(let error):
+                viewState = .error
+                environment.log.prefixed(Self.self).error("Setting up queues. Failed to get site queues \(error)")
             }
-            self.availableEngagementTypes = availableEngagementTypes
-        case .failed(let error):
-            viewState = .error
-            environment.log.prefixed(Self.self).error("Setting up queues. Failed to get site queues \(error)")
         }
     }
 
@@ -178,6 +205,8 @@ private extension EntryWidget {
                     try self.environment.engagementLauncher.startVideoCall()
                 case .secureMessaging:
                     try self.environment.engagementLauncher.startSecureMessaging()
+                case .callVisualizer:
+                    break
                 }
             } catch {
                 self.viewState = .error
@@ -319,6 +348,7 @@ extension EntryWidget {
         case mediaTypes([MediaTypeItem])
         case offline
         case error
+        case ongoingEngagement(EngagementType)
     }
 }
 

GliaWidgets/Sources/EntryWidget/EntryWidgetView.swift

@@ -15,6 +15,8 @@ struct EntryWidgetView: View {
             mediaTypesView(types)
         case .offline:
             offilineView()
+        case let .ongoingEngagement(engagementType):
+            ongoingEngagementTypeView(engagementType)
         }
     }
 }
@@ -156,7 +158,7 @@ private extension EntryWidgetView {
     func headerView() -> some View {
         VStack {
             Capsule(style: .continuous)
-                .fill(model.style.dividerColor.swiftUIColor())
+                .fill(model.style.dividerColor.swiftUIColor().opacity(0.4))
                 .width(model.configuration.sizeConstraints.sheetHeaderDraggerWidth)
                 .height(model.configuration.sizeConstraints.sheetHeaderDraggerHeight)
         }
@@ -222,6 +224,7 @@ private extension EntryWidgetView {
     func icon(_ image: UIImage) -> some View {
         image.asSwiftUIImage()
             .resizable()
+            .renderingMode(.template)
             .fit()
             .width(model.configuration.sizeConstraints.singleCellIconSize)
             .height(model.configuration.sizeConstraints.singleCellIconSize)
@@ -287,3 +290,63 @@ private extension EntryWidgetView {
         }
     }
 }
+
+// Views related to ongoing engagement view state
+private extension EntryWidgetView {
+    @ViewBuilder
+    func ongoingEngagementMediaTypes(
+        mediaType: EntryWidget.MediaTypeItem,
+        engagementType: EntryWidget.EngagementType
+    ) -> some View {
+        VStack(spacing: 0) {
+            HStack(spacing: 16) {
+                icon(mediaType.image)
+                VStack(alignment: .leading, spacing: 2) {
+                    headlineText(model.style.mediaTypeItem.title(for: mediaType))
+                    if !sizeCategory.isAccessibilityCategory {
+                        Text(model.ongoingEngagementLabel(for: engagementType))
+                            .setFont(model.style.mediaTypeItem.ongoingEngagementMessageFont)
+                            .setColor(model.style.mediaTypeItem.ongoingEngagementMessageColor)
+                    }
+                }
+                unreadMessageCountView(for: mediaType)
+            }
+            .maxWidth(alignment: .leading)
+            .height(model.configuration.sizeConstraints.singleCellHeight)
+            .applyColorTypeBackground(model.style.mediaTypeItem.backgroundColor)
+            .contentShape(.rect)
+            .accessibilityElement(children: .combine)
+            .accessibility(addTraits: .isButton)
+            .accessibilityHint(model.style.mediaTypeItem.accessibility.hint(for: mediaType))
+            .accessibilityIdentifier("entryWidget_\(mediaType.type)_item")
+            .onTapGesture {
+                model.selectMediaType(mediaType)
+            }
+            .padding(.horizontal)
+            Divider()
+                .height(model.configuration.sizeConstraints.dividerHeight)
+                .setColor(model.style.dividerColor)
+                .padding(.horizontal, model.configuration.sizeConstraints.dividerHorizontalPadding)
+        }
+    }
+
+    @ViewBuilder
+    func ongoingEngagementTypeView(_ engagementType: EntryWidget.EngagementType) -> some View {
+        VStack(spacing: 0) {
+            if model.showHeader {
+                headerView()
+                    .padding(.horizontal)
+            }
+            ongoingEngagementMediaTypes(
+                mediaType: .init(type: engagementType),
+                engagementType: engagementType
+            )
+            if model.showPoweredBy {
+                poweredByView()
+                    .padding(.horizontal)
+            }
+        }
+        .maxSize()
+        .applyColorTypeBackground(model.style.backgroundColor)
+    }
+}

GliaWidgets/Sources/EntryWidget/EntryWidgetViewModel.swift

@@ -46,5 +46,14 @@ extension EntryWidgetView {
         func onTryAgainTapped() {
             retryMonitoring?()
         }
+
+        func ongoingEngagementLabel(for engagementType: EntryWidget.EngagementType) -> String {
+            switch engagementType {
+            case .video, .audio, .chat, .secureMessaging:
+                return style.mediaTypeItem.ongoingCoreEngagementMessage
+            case .callVisualizer:
+                return style.mediaTypeItem.ongoingCallVisualizerMessage
+            }
+        }
     }
 }